Nitrate, NO and haemoglobin in plant adaptation to hypoxia: an alternative to classic fermentation pathways.

abstract：:Photosynthesis has become a major trait of interest for cereal yield improvement as breeders appear to have reached the theoretical genetic limit for harvest index, the mass of grain as a proportion of crop biomass. Yield improvements afforded by the adoption of green revolution dwarfing genes to wheat and rice are be...

journal_title：Journal of experimental botany

authors： Furbank RT,Sharwood R,Estavillo GM,Silva-Perez V,Condon AG

更新日期：2020-04-06 00:00:00

abstract：:Plant genomes encode numerous small secretory peptides (SSPs) whose functions have yet to be explored. Based on structural features that characterize SSP families known to take part in postembryonic development, this comparative genome analysis resulted in the identification of genes coding for oligopeptides potential...

journal_title：Journal of experimental botany

authors： Ghorbani S,Lin YC,Parizot B,Fernandez A,Njo MF,Van de Peer Y,Beeckman T,Hilson P

更新日期：2015-08-01 00:00:00

abstract：:In taproot of oilseed rape (Brassica napus L.), a 23 kDa polypeptide has been recently identified as a putative vegetative storage protein (VSP) because of its accumulation during flowering and its specific mobilization to sustain grain filling when N uptake is strongly reduced. The objectives were to characterize thi...

journal_title：Journal of experimental botany

authors： Rossato L,Le Dantec C,Laine P,Ourry A

更新日期：2002-02-01 00:00:00

abstract：:Storage of phosphorus (P) in stem tissue is important in Mediterranean Proteaceae, because proteoid root growth and P uptake is greatest during winter, whereas shoot growth occurs mostly in summer. This has prompted the present investigation of the P distribution amongst roots, stems, and leaves of Hakea prostrata R.B...

journal_title：Journal of experimental botany

authors： Shane MW,McCully ME,Lambers H

更新日期：2004-05-01 00:00:00

abstract：:In the Arabidopsis thaliana genome, over 1000 putative genes encoding small, presumably secreted, signalling peptides can be recognized. However, a major obstacle in identifying the function of genes encoding small signalling peptides is the limited number of available loss-of-function mutants. To overcome this, a pro...

journal_title：Journal of experimental botany

authors： Czyzewicz N,Wildhagen M,Cattaneo P,Stahl Y,Pinto KG,Aalen RB,Butenko MA,Simon R,Hardtke CS,De Smet I

更新日期：2015-08-01 00:00:00

abstract：:Physiological aspects of acidity stress in plants (synonymous with H(+) rhizotoxicity or low-pH stress) have long been a focus of research, in particular with respect to acidic soils where aluminium and H(+) rhizotoxicities often co-occur. However, toxic H(+) and Al(3+) elicit different response mechanisms in plants, ...

journal_title：Journal of experimental botany

authors： Shavrukov Y,Hirai Y

更新日期：2016-01-01 00:00:00

abstract：:Many plant species and/or genotypes are highly recalcitrant to Agrobacterium-mediated genetic transformation, and yet little is known about this phenomenon. Using several Arabidopsis genotypes/ecotypes, the results of this study indicated that phytohormone pretreatment could overcome this recalcitrance by increasing t...

journal_title：Journal of experimental botany

authors： Chateau S,Sangwan RS,Sangwan-Norreel BS

更新日期：2000-12-01 00:00:00

abstract：:Capsella is a small genus within the mustard family (Brassicaceae). Its three species, however, show many evolutionary trends also observed in other Brassicaceae (including Arabidopsis) and far beyond, including transitions from a diploid, self-incompatible, obligatory outcrossing species with comparatively large and ...

journal_title：Journal of experimental botany

authors： Hintz M,Bartholmes C,Nutt P,Ziermann J,Hameister S,Neuffer B,Theissen G

更新日期：2006-01-01 00:00:00

abstract：:If, following an inductive treatment of 2 d of continuous darkness, shoot apices of Pharbitis nil are cultured 1 d later on White's medium supplemented with 2% sucrose, they cannot form carpels, but they can if they are cultured on 2% glucose. It was hypothesized that the differential effect of these sugars was becaus...

journal_title：Journal of experimental botany

authors： Parfitt D,Herbert RJ,Rogers HJ,Francis D

更新日期：2004-10-01 00:00:00

abstract：:Many molecular mechanisms that regulate dormancy have been identified individually in controlled laboratory studies. However, little is known about how the seed employs this complex suite of mechanisms during dormancy cycling in the variable environment of the soil seed bank. Nevertheless, this behaviour is essential ...

journal_title：Journal of experimental botany

authors： Finch-Savage WE,Footitt S

更新日期：2017-02-01 00:00:00

abstract：:The two-fold purpose of this work is, first, to review current hypotheses for multiple paths of sugar-sensing in an oxygen-responsive context, and second, to present evidence for the extent of sugar/oxygen overlap regulating genes for sucrose and ethanol metabolism. Current data indicate that sugar signals in plants m...

journal_title：Journal of experimental botany

authors： Koch KE,Ying Z,Wu Y,Avigne WT

更新日期：2000-02-01 00:00:00

abstract：:Floral scent is an important factor in attracting pollinators and repelling florivores. In Phalaenopsis bellina (Orchidaceae), the major floral scent components are monoterpenoids. Previously, we determined that expression of GERANYL DIPHOSPHATE SYNTHASE (PbGDPS) is highly correlated with monoterpene biosynthesis in P...

journal_title：Journal of experimental botany

authors： Chuang YC,Hung YC,Tsai WC,Chen WH,Chen HH

更新日期：2018-08-14 00:00:00

abstract：:Reactive oxygen species (ROS) play a key role in the regulation of many biological processes in plants. Nonetheless, they are considered highly reactive and toxic to cells. Owing to their toxicity, as well as their important role in signaling, the level of ROS in cells needs to be tightly regulated. The ROS gene netwo...

journal_title：Journal of experimental botany

authors： Inupakutika MA,Sengupta S,Devireddy AR,Azad RK,Mittler R

更新日期：2016-11-01 00:00:00

abstract：:Inside chloroplasts, several abiotic stresses (including drought, high light, salinity, or extreme temperatures) induce a reduction in CO2 assimilation rates with a consequent increase in reactive oxygen species (ROS) production, ultimately leading to leaf senescence and yield loss. Photo-oxidation processes should th...

journal_title：Journal of experimental botany

authors： Pintó-Marijuan M,Munné-Bosch S

更新日期：2014-07-01 00:00:00

abstract：:The control of sugar beet (Beta vulgaris L.) germination by plant hormones was studied by comparing fruits and seeds. Treatment of sugar beet fruits and seeds with gibberellins, brassinosteroids, auxins, cytokinins, and jasmonates or corresponding hormone biosynthesis inhibitors did not appreciably affect radicle emer...

journal_title：Journal of experimental botany

authors： Hermann K,Meinhard J,Dobrev P,Linkies A,Pesek B,Hess B,Machácková I,Fischer U,Leubner-Metzger G

更新日期：2007-01-01 00:00:00

abstract：:Following advances in genetics, genomics, and phenotyping, trait selection in breeding is limited by our ability to understand interactions within the plant and with the environment, and to identify traits of most relevance to the target population of environments. We propose an integrated approach that combines insig...

journal_title：Journal of experimental botany

authors： Chenu K,Van Oosterom EJ,McLean G,Deifel KS,Fletcher A,Geetika G,Tirfessa A,Mace ES,Jordan DR,Sulman R,Hammer GL

更新日期：2018-06-06 00:00:00

abstract：:Virus-induced flowering (VIF) exploits RNA or DNA viruses to express flowering time genes to induce flowering in plants. Such plant virus-based tools have recently attracted widespread attention for their fundamental and applied uses in flowering physiology and in accelerating breeding in dicotyledonous crops and wood...

journal_title：Journal of experimental botany

authors： Yuan C,Li H,Qin C,Zhang X,Chen Q,Zhang P,Xu X,He M,Zhang X,Tör M,Xue D,Wang H,Jackson S,He Y,Liu Y,Shi N,Hong Y

更新日期：2020-05-30 00:00:00

abstract：:A putative component protein of the nuclear lamina, KAKU4, modulates nuclear morphology in Arabidopsis thaliana seedlings, but its physiological significance is unknown. KAKU4 was highly expressed in mature pollen grains, each of which has a vegetative cell and two sperm cells. KAKU4 protein was highly abundant on the...

journal_title：Journal of experimental botany

authors： Goto C,Tamura K,Nishimaki S,Maruyama D,Hara-Nishimura I

更新日期：2020-10-22 00:00:00

abstract：:Visual symptoms of the onset of senescence in Sandersonia aurantiaca flowers begin with fading of flower colour and wilting of the tissue. When fully senescent, the flowers form a papery shell that remains attached to the plant. The cell walls of these flowers have been examined to determine whether there are wall mod...

journal_title：Journal of experimental botany

authors： O'Donoghue EM,Somerfield SD,Heyes JA

更新日期：2002-03-01 00:00:00

abstract：:Root phenotyping provides trait information for plant breeding. A shortcoming of high-throughput root phenotyping is the limitation to seedling plants and failure to make inferences on mature root systems. We suggest root system architecture (RSA) models to predict mature root traits and overcome the inference problem...

journal_title：Journal of experimental botany

authors： Zhao J,Bodner G,Rewald B,Leitner D,Nagel KA,Nakhforoosh A

更新日期：2017-02-01 00:00:00

abstract：:The chance to watch floral organs develop live is not to be missed! Here, we outline reasons why quantitative, live-cell imaging is an important approach to study floral morphogenesis, and provide a basic workflow of how to get started. We highlight key advances in morphodynamics of lateral organ development, and disc...

journal_title：Journal of experimental botany

authors： Rambaud-Lavigne L,Hay A

更新日期：2020-05-09 00:00:00

abstract：:A highly reproducible regeneration system through somatic embryogenesis from the excised mature embryos (MEs) of dry seeds of a range of European barley cultivars was developed. By minimizing the germination of plated MEs, primary callus could be obtained with high frequency which permitted efficient embryogenesis and...

journal_title：Journal of experimental botany

authors： Sharma VK,Hänsch R,Mendel RR,Schulze J

更新日期：2005-07-01 00:00:00

abstract：:Leaf senescence and associated changes in redox components were monitored in commercial pea (Pisum sativum L. cv. Phoenix) plants grown under different nitrogen regimes for 12 weeks until both nodules and leaves had fully senesced. One group of plants was inoculated with Rhizobium leguminosarum and grown with nutrient...

journal_title：Journal of experimental botany

authors： Vanacker H,Sandalio L,Jiménez A,Palma JM,Corpas FJ,Meseguer V,Gómez M,Sevilla F,Leterrier M,Foyer CH,del Río LA

更新日期：2006-01-01 00:00:00

abstract：:The role of abscisic acid (ABA) in the weakening of the endosperm cap prior to radicle protrusion in tomato (Lycopersicon esculentum Mill. cv. Moneymaker) seeds was studied. The endosperm cap weakened substantially in both water and ABA during the first 38 h of imbibition. After 38 h the force required for endosperm c...

journal_title：Journal of experimental botany

authors： Toorop PE,van Aelst AC,Hilhorst HW

更新日期：2000-08-01 00:00:00

abstract：:The kinetics of leaf vein recovery from cavitation-induced embolism was studied in plants of sunflower cv. Margot, together with the impact of vein embolism on the overall leaf hydraulic conductance (Kleaf). During the air-dehydration of leaves to leaf water potentials (Psi L) of -1.25 MPa, Kleaf was found to decrease...

journal_title：Journal of experimental botany

authors： Trifilò P,Gascó A,Raimondo F,Nardini A,Salleo S

更新日期：2003-10-01 00:00:00

abstract：:L-ascorbate (the reduced form of vitamin C) participates in diverse biological processes including pathogen defence mechanisms, and the modulation of plant growth and morphology, and also acts as an enzyme cofactor and redox status indicator. One of its chief biological functions is as an antioxidant. L-ascorbate inta...

journal_title：Journal of experimental botany

authors： Ioannidi E,Kalamaki MS,Engineer C,Pateraki I,Alexandrou D,Mellidou I,Giovannonni J,Kanellis AK

更新日期：2009-01-01 00:00:00

abstract：:Desiccation tolerance (DT) is the crucial ability of seeds to resist desiccation. However, the regulatory mechanisms of seed DT are not fully understood. In this study, two heat shock cis-elements (HSEs) were identified in the Brassica napus galactinol synthase (BnGolS1) promoter and shown to bind the heat shock trans...

journal_title：Journal of experimental botany

authors： Lang S,Liu X,Xue H,Li X,Wang X

更新日期：2017-04-01 00:00:00

abstract：:Polycomb group (PcG) proteins are evolutionarily conserved chromatin modifiers that regulate developmental pathways in plants. PcGs form nuclear multi-subunit Polycomb Repressive Complexes (PRCs). The PRC2 complex mediates gene repression via methylation of lysine 27 on histone H3, which consequently leads to chromati...

journal_title：Journal of experimental botany

authors： Oliva M,Butenko Y,Hsieh TF,Hakim O,Katz A,Smorodinsky NI,Michaeli D,Fischer RL,Ohad N

更新日期：2016-11-01 00:00:00

abstract：:Mutant alleles at the suffulta locus of tomato dramatically affect the pattern of plastid division throughout the plant, resulting in few, greatly enlarged chloroplasts in leaf and stem cells. suffulta plants are compromised in growth and have distinctly pale stems. The green developing tomato fruit are generally pale...

journal_title：Journal of experimental botany

authors： Forth D,Pyke KA

更新日期：2006-01-01 00:00:00

abstract：:The AP2 domain class of transcription factors is a large family of genes with various roles in plant development and adaptation but with very little functional information in plants other than Arabidopsis. Here, the characterization of an EAR motif-containing transcription factor, SlERF36, from tomato that affects sto...

journal_title：Journal of experimental botany

authors： Upadhyay RK,Soni DK,Singh R,Dwivedi UN,Pathre UV,Nath P,Sane AP

更新日期：2013-08-01 00:00:00